import babelpolyfill from 'babel-polyfill'
import Vue from 'vue'
import App from './App'
// 修改elementui版本引入方式
import ElementUI from 'element-ui'
import 'element-ui/lib/theme-chalk/index.css'
//import './assets/theme/theme-green/index.css'
import VueRouter from 'vue-router'
import store from './vuex/store'
import Vuex from 'vuex'
//import NProgress from 'nprogress'
//import 'nprogress/nprogress.css'
import routes from './routes'

import 'font-awesome/css/font-awesome.min.css'
//引入全局权限按钮
import '@/common/js/permission'
//引入axios
import axios from 'axios'
/*import {error} from "shelljs";*/
//配置axios的全局基本路径，访问后端接口使用8080
axios.defaults.baseURL='http://localhost:8080/'
//全局属性配置，在任意组件内可以使用this.$http获取axios对象
Vue.prototype.$http = axios


Vue.use(ElementUI)
Vue.use(VueRouter)
Vue.use(Vuex)

//NProgress.configure({ showSpinner: false });

const router = new VueRouter({
  routes
})

//===============路由提供的前置拦截器=============
router.beforeEach((to, from, next)=>{
    if(to.path == '/login' || to.path == '/register'){
        localStorage.removeItem("token");
        localStorage.removeItem("logininfo");
        localStorage.removeItem("permissions");
        localStorage.removeItem("menus");
        //继续（下一步）
        next();
    }else{//访问的受限资源，需要判断是否登录，如果登录就放行，没登录就跳转登录
        var logininfo = localStorage.getItem("logininfo");
        if(!logininfo){
            //跳转登录页面
            router.push({path: '/login'});
        }else{
            next();
        }
    }
})

// ===============路由提供的前置拦截器=============


// ===============axios的前置拦截器=================
axios.interceptors.request.use(config=>{
    //携带token
    let token = localStorage.getItem("token");
    if(token){
        config.headers['token']=token;
    }
    return config;
},error=>{
    Promise.reject(error);
})
// ===============axios的前置拦截器=================


// ===============axios的后置拦截器=================
axios.interceptors.response.use(res=>{
    //后端响应的是没有登录的信息   {"success":false,"msg":"noLogin"}
    if(!res.data.success && "noLogin" == res.data.msg){
        localStorage.removeItem("token");
        localStorage.removeItem("logininfo");
        localStorage.removeItem("permissions");
        localStorage.removeItem("menus");
        //跳转登录页面
        router.push({path: '/login'});
    }else if(!res.data.success && "noPermission" == res.data.msg){
        alert("你没有权限访问该资源!")
    }else if(!res.data.success && "timeout" == res.data.msg){
        localStorage.removeItem("token");
        localStorage.removeItem("logininfo");
        localStorage.removeItem("permissions");
        localStorage.removeItem("menus");
        alert("jwt过期");
    }
    return res;
},error=>{
    Promise.reject(error)
})



new Vue({
  //el: '#app',
  //template: '<App/>',
  router,
  store,
  //components: { App }
  render: h => h(App)
}).$mount('#app')


//处理页面刷新动态路由失效问题
initIndexRouters();
function initIndexRouters(){
    if(!localStorage.menus){
        return;
    }
    //防止重复配置路由：5就是main.js中路由的个数 - 如果你的静态路由是6个这里要写成6
    if(router.options.routes.length>4){
        return;
    }
    let menus = localStorage.getItem('menus');
    menus = JSON.parse(menus);
    let tempRouters = [];
    menus.forEach(menu=>{
        let indexRouter = {
            path: '/',
            iconCls: menu.icon,
            name: menu.name,
            component: resolve => require(['@/views/Home'],resolve),
            children: []
        }
        menu.children.forEach(cMenu=>{
            let cr = {
                path: cMenu.url,
                name: cMenu.name,
                component: resolve => require(['@/views/'+cMenu.component],resolve)
            }
            indexRouter.children.push(cr)
        })
        tempRouters.push(indexRouter)
        router.options.routes.push(indexRouter)
    })
    //动态路由配置
    router.addRoutes(tempRouters);
}
